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BIUD

Senior Fullstack Developer

BIUD

Desenvolvedor Fullstack Sênior na BIUD, atuando em soluções ESG com tecnologia de IA. Entregando APIs e frontends com autonomia em uma equipe colaborativa.

Posted 7/15/2026full-timeBrasília • 🇧🇷 BrazilSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in developing and optimizing REST APIs and product frontends using Node.js, NestJS, Next.js, and React, while ensuring high standards in testing, documentation, and security. Proficient in database modeling and integration with external services, including AI and LLMs.

Highest-signal resume keywords
Node.js DevelopmentPostgreSQL OptimizationNext.js Application DevelopmentAPI Security Best PracticesIntegration with LLM Providers

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Node.jsNestJSTypeScriptPostgreSQLRedisNext.jsReactTypeORMJestPlaywright
Soft Skills
MentoringCollaborationAutonomy
Tools & Technologies
TailwindSCSSRedux ToolkitSwaggerOpenAPIKeycloakOIDC
Industry Keywords
REST APIsModel OutputsPrompt EngineeringAPI IntegrationAutomation

Tech Stack

Tools & technologies
CloudJavaScriptJestNext.jsNode.jsPostgresReactRedisReduxSCSSTypeScript

About the role

Key responsibilities & impact
  • Develop and evolve REST APIs (Node.js/NestJS) and product frontends (Next.js/React) end-to-end
  • Model and optimize PostgreSQL databases and caching layers with Redis
  • Build integrations with external services (payments, messaging, cloud) and automations
  • Work on products with AI and LLMs, from integration to evaluation (evals) of model outputs
  • Participate in architectural decisions and conduct code reviews
  • Maintain delivery standards: tests, documentation, logs and observability
  • Mentor colleagues and act as a technical reference for quality and security

Requirements

What you’ll need
  • Strong experience with Node.js + TypeScript, NestJS and TypeORM
  • Advanced PostgreSQL (modeling, query tuning) and Redis
  • Next.js + React + TypeScript, with Tailwind and SCSS; state management with Redux Toolkit
  • Testing with Jest and Playwright; documentation with Swagger/OpenAPI
  • Authentication/SSO with Keycloak/OIDC (or equivalent OAuth2/OpenID) and API security best practices
  • Integration with LLM providers, prompt engineering and evaluation of model outputs
  • Autonomy to deliver end-to-end in partnership with the squad

Benefits

Comp & perks
  • Transportation and meal allowance
  • Wellhub (physical and mental health) and Conexa (mental health)
  • Amil health plan after 1 month of employment
  • Continuous learning environment
  • Strong, collaborative culture with purpose